જો $\int {\frac{{{e^x}(1 + \sin x)}}{{1 + \cos x}}} dx = {e^x}f(x) + c$ હોય,તો $f(x) = $

  • A
    $\sin \frac{x}{2}$
  • B
    $\cos \frac{x}{2}$
  • C
    $\tan \frac{x}{2}$
  • D
    $\log \frac{x}{2}$

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જો $\int e^{\sin x}(1+\sec x \tan x) d x=e^{\sin x} f(x)+c$ હોય,તો $0 \leq x \leq 2 \pi$ માં $f(x)=1$ ના ઉકેલોની સંખ્યા કેટલી થાય?

જો $\int e^{\sin x} \cdot \left[ \frac{x \cos^3 x - \sin x}{\cos^2 x} \right] dx = e^{\sin x} f(x) + c$, જ્યાં $c$ એ સંકલનનો અચળાંક છે, તો $f(x)$ ની કિંમત શોધો:

$\int e^{4x}(\sin 3x - \cos 3x) dx = $

$\int {{e^x}(1 + \tan x + {{\tan }^2}x)\,dx = } $

$\int e^x \frac{(x-1)}{(x+1)^3} \, dx =$

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